content: /*
   * Copyright 2017 David Karnok
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package hu.akarnokd.reactive4javaflow.impl.operators;
  
  import hu.akarnokd.reactive4javaflow.*;
  import org.junit.Test;
  
  import java.io.IOException;
  import java.util.List;
  
  public class EsetlegSwitchIfEmptyManyTest {
  
      @Test
      public void standard() {
          TestHelper.assertResult(
                  Esetleg.just(1)
                          .switchIfEmptyMany(List.of(Esetleg.empty(), Esetleg.just(6))),
                  1
          );
      }
  
  
      @Test
      public void standardHidden() {
          TestHelper.assertResult(
                  Esetleg.just(1).hide()
                          .switchIfEmptyMany(List.of(Esetleg.empty(), Esetleg.just(6))),
                  1
          );
      }
  
  
      @Test
      public void standard2() {
          TestHelper.assertResult(
                  Esetleg.empty()
                          .switchIfEmptyMany(List.of(Esetleg.empty(), Esetleg.just(6))),
                  6
          );
      }
  
      @Test
      public void error() {
          TestHelper.assertFailureComposed(-1,
                  f -> f.switchIfEmptyMany(List.of(Esetleg.empty(), Esetleg.just(6))),
                  IOException.class);
      }
  
      @Test
      public void errorInner() {
          TestHelper.assertFailureComposed(0,
                  f -> f.switchIfEmptyMany(List.of(Esetleg.empty(), Esetleg.error(new IOException()))),
                  IOException.class);
      }
  
      @Test
      public void iteratorCrash() {
          Esetleg.empty()
                  .switchIfEmptyMany(new FailingMappedIterable<>(1, 10, 10, v -> Esetleg.just(1)))
                  .test()
                  .assertFailure(IllegalStateException.class);
      }
  
      @Test
      public void hasNextCrash() {
          Esetleg.empty()
                  .switchIfEmptyMany(new FailingMappedIterable<>(10, 1, 10, v -> Esetleg.just(1)))
                  .test()
                  .assertFailure(IllegalStateException.class);
      }
  
  
      @Test
      public void nextCrash() {
          Esetleg.empty()
                  .switchIfEmptyMany(new FailingMappedIterable<>(10, 10, 1, v -> Esetleg.just(1)))
                  .test()
                  .assertFailure(IllegalStateException.class);
      }
  
      @Test
      public void iteratorCrashConditional() {
          Esetleg.empty()
                  .switchIfEmptyMany(new FailingMappedIterable<>(1, 10, 10, v -> Esetleg.just(1)))
                  .filter(v -> true)
                  .test()
                  .assertFailure(IllegalStateException.class);
      }
  
      @Test
      public void hasNextCrashConditional() {
          Esetleg.empty()
                  .switchIfEmptyMany(new FailingMappedIterable<>(10, 1, 10, v -> Esetleg.just(1)))
                  .filter(v -> true)
                  .test()
                  .assertFailure(IllegalStateException.class);
      }
  
  
      @Test
      public void nextCrashConditional() {
          Esetleg.empty()
                  .switchIfEmptyMany(new FailingMappedIterable<>(10, 10, 1, v -> Esetleg.just(1)))
                  .filter(v -> true)
                  .test()
                  .assertFailure(IllegalStateException.class);
      }
  
      @Test
      public void allEmpty() {
          Esetleg.empty()
                  .switchIfEmptyMany(List.of(Esetleg.empty(), Esetleg.empty()))
                  .test()
                  .assertResult();
      }
  
  
      @Test
      public void allEmptyConditional() {
          Esetleg.empty()
                  .switchIfEmptyMany(List.of(Esetleg.empty(), Esetleg.empty()))
                  .filter(v -> true)
                  .test()
                  .assertResult();
      }
  }
  